Display screen portion with a graphical user interface for a wheel-based wagering game



The FIGURE is a front view of a display screen portion with a graphical user interface for a wheel-based wagering game.

Dashed and dotted lines are used to depict features and elements that form no part of the claimed design. The thin rectangle around the perimeter of the GUI shown with long-dash/short-dash lines indicates an unclaimed portion of the display used to display the GUI and does not form part of the claimed design. 

CLAIM I claim the ornamental design for a display screen portion with a graphical user interface for a wheel-based wagering game, as shown and described. 